ZIP code · Hurlock · Maryland · United States
ZIP code 21643 — Hurlock
ZIP code 21643 serves Hurlock, Maryland.
- Postal code
- 21643Single source Value from one source, not cross-checked.
- City
- Hurlock
- County
- Dorchester FIPS 24019
- State
- Maryland
- Country
- United States
- Coordinates
- 38.6438, -75.8630 — precision precise (locality)
View on OpenStreetMap - Population
- 5,176 (ZCTA, ACS 5-year)
- Population density
- 112 / sq mi
- Land area
- 46.2 sq mi (119.6 km²) (ZCTA, ACS 5-year)
- Median household income
- $61,708
- Per-capita income
- $28,595
- Median age
- 40.3
- Households
- 2,013
- Housing units
- 2,323
- Median home value
- $220,000
- Median gross rent
- $739 / month
- Congressional district
- MD-1 (119th Congress)
- USDA hardiness zone
- 7b (5 to 10 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
Tools: compare 21643 with another ZIP · ZIPs within 25 miles · distance from 21643
Map of ZIP code 21643
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Jan (avg low 28°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 48 | 50 | 58 | 69 | 78 | 86 | 90 | 88 | 82 | 72 | 61 | 51 |
| Avg low °F | 28 | 29 | 36 | 44 | 54 | 63 | 69 | 67 | 61 | 49 | 39 | 31 |
NOAA 1991–2020 climate normals from the nearest station: VIENNA (11.1 mi) · NOAA NCEI
Places in ZIP 21643
- 2 schools
- 1 doctors & dentists
- 1 supermarkets
- 3 restaurants & cafés
- 2 parks
- 3 playgrounds
- 1 libraries
- 2 post offices
- 10 places of worship
- 2 banks
- 2 gas stations
- 2 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page